1436138226 has 12 divisors (see below), whose sum is σ = 3111632862. Its totient is φ = 478712736.

The previous prime is 1436138177. The next prime is 1436138267. The reversal of 1436138226 is 6228316341.

1436138226 is a `hidden beast` number, since 14 + 3 + 613 + 8 + 2 + 26 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1122317001 + 313821225 = 33501^2 + 17715^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39892711 + ... + 39892746.

Almost surely, 2^1436138226 is an apocalyptic number.

1436138226 is an abundant number, since it is smaller than the sum of its proper divisors (1675494636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1436138226 is a wasteful number, since it uses less digits than its factorization.

1436138226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79785465 (or 79785462 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 1436138226 is about 37896.4144214199. The cubic root of 1436138226 is about 1128.2328674578.

The spelling of 1436138226 in words is "one billion, four hundred thirty-six million, one hundred thirty-eight thousand, two hundred twenty-six".